3901749

Information

• Patent Grant
• 3901749

• References
• Source

• Patent Number

  3,901,749

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1975
  49 years ago

• CPC

  • B29C65/08 - using ultrasonic vibrations
  • B29C65/74 - by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
  • B29C65/7443 - by means of ultrasonic vibrations
  • B29C66/032 - Mechanical after-treatments
  • B29C66/03242 - of sheets being positioned in abutment
  • B29C66/1122 - Single lap to lap joints
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/4324 - for making closed loops
  • B29C66/49 - Internally supporting the
  • B29C66/73921 - characterised by the materials of both parts being thermoplastics
  • B29C66/81422 - being convex
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/81264 - Mechanical properties
  • B29C66/81463 - comprising a plurality of single pressing elements
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29L2007/007 - Narrow strips
  • B29L2031/709 - Articles shaped in a closed loop
  • B29L2031/7674 - Ink ribbons
  • Y10T156/1002 - with permanent bending or reshaping or surface deformation of self sustaining lamina
  • Y10T156/1054 - and simultaneously bonding [e.g., cut-seaming]
  • Y10T156/14 - Surface bonding means and/or assembly means with shaping, scarifying, or cleaning joining surface only

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 228 - Metal fusion bonding
  • 242 - Winding, tensioning, or guiding
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 400 - Typewriting machines